Ash Dieback vs Oso Polar

Hymenoscyphus fraxineus compared with Ursus maritimus

Key Differences

Ash Dieback is Not Evaluated while Oso Polar is Vulnerable.

Taxonomic Classification

Rank	Ash Dieback	Oso Polar
Kingdom	Fungi (Fungi)	Animalia (Animals)
Phylum	Ascomycota (Sac Fungi)	Chordata (cordados)
Class	Leotiomycetes (Leotiomycetes)	Mammalia (mamíferos)
Order	Helotiales (Helotiales)	Carnivora (carnívoros)
Family	Helotiaceae	Ursidae (Bears)
Genus	Hymenoscyphus	Ursus (Bears)
Species	Hymenoscyphus fraxineus	Ursus maritimus

Conservation Status

Ash Dieback

NE — Not Evaluated

Oso Polar

VU — Vulnerable

Population: ~26.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	Ash Dieback	Oso Polar
Diet	—	Carnivore
Average Lifespan	—	25 years
Average Length	—	2.4 m
Average Weight	—	450.0 kg

Habitat & Geographic Range

Ash Dieback

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Found across Europe (8 countries).

Oso Polar

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and boreal forests and taiga, among 4 distinct biome types within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Found in Norway. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Ash Dieback

Ash dieback (Hymenoscyphus fraxineus) is a species in the genus Hymenoscyphus. Native to Europe, inhabiting ecosystems characteristic of the region.

Oso Polar

El mayor carnivoro terrestre de la Tierra, el oso polar puede superar los 700 kg y se encuentra en el hielo marino del Artico, desde Canada hasta Rusia. Es un mamifero marino altamente especializado que depende del hielo marino para cazar focas anilladas y barbadas. Excelente nadador capaz de cubrir grandes distancias en agua abierta. Clasificado como Vulnerable, sus poblaciones soportan una presion severa por la rapida perdida de hielo marino artico debida al cambio climatico.